Duerkopp Adler 911-211-10 User manual

911-211-10

Service Instructions

Property of Dürkopp Adler GmbH and protected by copyright. Any reuse of these contents,

including extracts, is prohibited without the prior written approval of Dürkopp Adler GmbH.

IMPORTANT

READ CAREFULLY BEFORE USE KEEP

FOR FUTURE REFERENCE

Table of Contents

Service Instructions 911-211-10 - 00.0 - 11/2020 2

1 About these instructions ........................................................... 6

1.1 For whom are these instructions intended?.................................. 6

1.2 Representation conventions – symbols and characters ............... 6

1.3 Other documents .......................................................................... 8

1.4 Liability.......................................................................................... 8

2 Safety......................................................................................... 10

2.1 Basic safety instructions ............................................................. 10

2.2 Signal words and symbols used in warnings.............................. 11

3 Working basis ........................................................................... 14

3.1 Order of the adjustments ............................................................ 14

3.2 Laying the cables........................................................................ 14

3.3 Removing and opening covers ................................................... 15

3.3.1 Swiveling up the machine head.................................................. 15

3.3.2 Swiveling down the machine head ............................................. 16

3.3.3 Disassembling and assembling the motor cover ........................ 17

3.3.4 Disassembling and assembling the arm cover ........................... 17

3.3.5 Disassembling and assembling the head cover ......................... 18

3.3.6 Disassembling and assembling the rear cover........................... 19

3.3.7 Disassembling and assembling the toothed belt cover............... 19

3.3.8 Opening and closing the hook cover .......................................... 21

3.3.9 Disassembling and assembling the fabric sliding plate .............. 22

3.3.10 Disassembling and placing the thread burner cover (optional)... 23

3.4 Flats on shafts ............................................................................ 24

3.5 Aligning the machine head ......................................................... 24

3.6 Locking the machine in place ..................................................... 28

3.7 Putting the machine into position................................................ 29

4 Positioning the arm shaft crank.............................................. 30

5 Positioning the toothed belt wheels ....................................... 31

5.1 Adjusting the upper toothed belt wheel ...................................... 31

5.2 Adjusting the lower toothed belt wheel ....................................... 32

6 Aligning the needle bar linkage............................................... 33

7 Position of the hook and needle ............................................. 35

7.1 Adjusting the looping stroke position .......................................... 35

7.2 Adjusting the needle bar height .................................................. 37

7.3 Adjusting the hook side clearance.............................................. 38

7.4 Adjusting the needle guard......................................................... 40

7.5 Adjusting the needle guide ......................................................... 41

8 Adjusting the bobbin case lifter.............................................. 42

8.1 Adjusting the lifting gap (standard hook bearing) ....................... 43

8.2 Adjusting the lifting gap (special hook bearing for safety belts).. 44

8.3 Adjusting the timing for opening ................................................. 45

9 Sewing foot lift.......................................................................... 46

9.1 Adjusting the stroke position drive.............................................. 46

9.2 Adjusting the light barrier............................................................ 47

9.3 Adjusting the left stop screw....................................................... 48

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3 Service Instructions 911-211-10 - 00.0 - 11/2020

9.4 Adjusting the sewing foot stroke relative to the

needle bar stroke........................................................................ 49

9.5 Adjusting the sewing foot height................................................. 50

9.6 Adjusting the reference light barrier sewing axis ........................ 51

10 Adjusting the needle thread tension....................................... 53

10.1 Adjusting the needle thread regulator......................................... 53

10.2 Adjusting the thread tensioning spring ....................................... 54

10.3 Calibrating the mechanical thread tension plate......................... 55

10.4 Adjusting the electronical thread tension plate ........................... 57

10.5 Calibrating the electronical thread tension plate......................... 58

11 Thread trimmer ......................................................................... 60

11.1 Adjusting the height of the thread-pulling knife........................... 60

11.2 Adjusting the cutoff curve ........................................................... 61

11.3 Adjusting the cutting pressure .................................................... 63

11.4 Adjusting point in time for cutting................................................ 64

12 Thread burner (optional).......................................................... 65

12.1 Adjusting the upper thread burner .............................................. 65

12.1.1 Adjusting the thread burner height ............................................. 66

12.1.2 Adjusting the needle thread advancing device ........................... 68

12.1.3 Adjusting the position of the thread burner tip ............................ 69

12.1.4 Adjusting the throttle valves........................................................ 70

12.1.5 Adjusting the thread suction device............................................ 70

12.2 Adjusting the lower thread burner............................................... 71

12.2.1 Adjusting the thread advancing device....................................... 72

12.2.2 Adjusting the locking latch .......................................................... 73

12.2.3 Adjusting the hook thread clamp ................................................ 74

12.2.4 Adjusting the control cam of the thread advancing device ......... 75

12.3 Replacing the thread burner tips ................................................ 76

13 Changing the presser bar ........................................................ 77

13.1 Disassembling the presser bar ................................................... 77

13.1.1 Assembling the presser bar........................................................ 79

14 Checking the machine zero point ........................................... 81

15 Changing the drives ................................................................. 82

15.1 Changing the sewing motor........................................................ 82

15.1.1 Disassembling the sewing motor................................................ 82

15.1.2 Assembling the sewing motor..................................................... 83

15.2 Changing the X drive .................................................................. 84

15.3 Changing the Y drive .................................................................. 85

16 Checking the play between toothed rack and gear wheel.... 87

17 Adjusting the safety release clutch ........................................ 88

17.1 Engaging the safety release clutch............................................. 88

17.2 Adjusting the torque.................................................................... 90

18 Programming ............................................................................ 92

18.1 Structure of the software ............................................................ 93

18.2 Overview of the menu structure.................................................. 93

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Service Instructions 911-211-10 - 00.0 - 11/2020 4

18.3 Starting the software................................................................... 94

18.4 General operation of the software .............................................. 97

18.4.1 Entering a password................................................................... 97

18.4.2 Closing windows......................................................................... 98

18.4.3 Display principles........................................................................ 98

18.4.4 Scrolling the display.................................................................... 99

18.4.5 Selecting options from a list........................................................ 99

18.4.6 Using file filters ......................................................................... 101

18.4.7 Entering text ............................................................................. 102

18.4.8 Entering parameter values ....................................................... 103

18.4.9 Switching the full-screen display on and off ............................. 104

18.4.10 Switching zoom on and off...................................................... 104

18.5 Opening a seam program or seam sequence for sewing......... 105

18.6 Briefly sewing with modified values .......................................... 106

18.6.1 Sewing with a modified thread tension ..................................... 106

18.6.2 Sewing with a modified speed .................................................. 107

18.7 Changing the bobbin/managing a thread breaking................... 107

18.7.1 Changing the bobbin ................................................................ 108

18.7.2 Bobbin change without a request from the program................. 108

18.7.3 Updating the bobbin capacity ................................................... 108

18.8 Continuing a seam after an error.............................................. 109

18.8.1 Continuing a seam in Repair mode after an error..................... 109

18.8.2 Continuing a seam after thread breaking ................................. 110

18.9 Resetting the counter ............................................................... 111

18.10 Seam programs and seam sequences.................................... 112

18.10.1 Creating a new seam program ............................................... 112

18.10.2 Performing a contour test ....................................................... 115

18.10.3 Editing a seam program.......................................................... 116

18.10.4 Creating a new seam sequence ............................................. 123

18.10.5 Editing a seam sequence ....................................................... 124

18.10.6 Saving a seam program or seam sequence under

a different name........................................................................ 125

18.10.7 Copying a seam program or seam sequence......................... 126

18.10.8 Deleting a seam program or seam sequence......................... 127

18.11 Editing machine parameters.................................................... 128

18.12 Checking and changing the technical settings ........................ 134

18.12.1 Changing the password options ............................................. 134

18.12.2 Changing the language........................................................... 135

18.12.3Setting date and time............................................................... 135

18.12.4 Setting the brightness............................................................. 136

18.12.5 Testing the touchscreen ......................................................... 136

18.13 Testing the functions of the machine....................................... 137

18.13.1 Test inputs and outputs .......................................................... 137

18.13.2 Adjusting the stroke position................................................... 139

18.13.3Testing the sewing motor......................................................... 140

18.13.4 Calling up log displays and error lists ..................................... 141

18.14 Initializing the control and performing updates ........................ 142

18.14.1 Initializing the control .............................................................. 143

18.14.2 Initializing the control panel .................................................... 143

18.14.3Performing an update of the control ........................................ 143

1

8.15 DA CAD professional............................................................... 144

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5 Service Instructions 911-211-10 - 00.0 - 11/2020

19 Maintenance............................................................................ 146

19.1 Cleaning ................................................................................... 147

19.1.1 Cleaning the machine............................................................... 147

19.1.2 Cleaning the motor fan mesh ................................................... 148

19.2 Lubricating ................................................................................ 149

19.2.1 Lubricating the machine head .................................................. 150

19.2.2 Lubricating the hook ................................................................. 151

19.3 Servicing the pneumatic system............................................... 152

19.3.1 Adjusting the operating pressure.............................................. 152

19.3.2 Draining the water-oil mixture................................................... 153

19.3.3 Cleaning the filter element........................................................ 154

19.4 Servicing specific components ................................................. 155

19.4.1 Checking the toothed belt......................................................... 155

19.4.2 Checking the thread suction device.......................................... 155

19.5 Parts list.................................................................................... 155

20 Decommissioning................................................................... 156

21 Disposal................................................................................... 158

22 Troubleshooting ..................................................................... 160

22.1 Customer Service ..................................................................... 160

22.2 Messages of the software......................................................... 161

22.3 Errors in sewing process .......................................................... 166

23 Technical data......................................................................... 168

23.1 Data and characteristic values ................................................. 168

23.2 Requirements for fault-free operation....................................... 169

24 Appendix ................................................................................. 170

24.1 Wiring diagram ......................................................................... 170

24.2 Pneumatic diagram................................................................... 180

24.3 Pneumatic diagram with thread burner..................................... 181

About these instructions

Service Instructions 911-211-10 - 00.0 - 11/2020 6

1 About these instructions

These instructions have been prepared with utmost care. They contain in-

formation and notes intended to ensure long-term and reliable operation.

Should you notice any discrepancies or if you have improvement requests,

then we would be glad to receive your feedback through Customer

Service ( p. 160).

Consider these instructions as part of the product and keep it easily

accessible.

1.1 For whom are these instructions intended?

These instructions are intended for:

• Specialists:

This group has the appropriate technical training for performing

maintenance or repairing malfunctions.

With regard to minimum qualification and other requirements to be met

by personnel, please also follow the chapter Safety ( p. 10).

1.2 Representation conventions – symbols and characters

Various information in these instructions is represented or highlighted

by the following characters in order to facilitate easy and quick

understanding:

Proper setting

Specifies proper setting.

Disturbances

Specifies the disturbances that can occur from an incorrect adjustment.

Cover

Specifies which covers must be disassembled in order to access the com-

ponents to be set.

About these instructions

7 Service Instructions 911-211-10 - 00.0 - 11/2020

Steps to be performed when operating the machine (sewing and

equipping)

Steps to be performed for service, maintenance, and installation

Steps to be performed via the software control panel

The individual steps are numbered:

First step

Second step

The steps must always be followed in the specified order.

Lists are marked by bullet points.

Result of performing an operation

Change to the machine or on the display/control panel.

Important

Special attention must be paid to this point when performing a step.

Information

Additional information, e.g. on alternative operating options.

Order

Specifies the work to be performed before or after an adjustment.

References

 Reference to another section in these instructions.

Safety Important warnings for the user of the machine are specifically marked.

Since safety is of particular importance, hazard symbols, levels of

danger and their signal words are described separately in the chapter

Safety ( p. 10).

Location

information

If no other clear location information is used in a figure, indications of

right or left are always from the user's point of view.

1.

2.

…

•



About these instructions

Service Instructions 911-211-10 - 00.0 - 11/2020 8

1.3 Other documents

The machine includes components from other manufacturers. Each man-

ufacturer has performed a hazard assessment for these purchased parts

and confirmed their design compliance with applicable European and na-

tional regulations. The proper use of the built-in components is described

in the corresponding manufacturer's instructions.

1.4 Liability

All information and notes in these instructions have been compiled in

accordance with the latest technology and the applicable standards and

regulations.

Dürkopp Adler cannot be held liable for any damage resulting from:

• Breakage and transport damages

• Failure to observe these instructions

• Improper use

• Unauthorized modifications to the machine

• Use of untrained personnel

• Use of unapproved parts

Transport

Dürkopp Adler cannot be held liable for breakage and transport damages.

Inspect the delivery immediately upon receiving it. Report any damage

to the last transport manager. This also applies if the packaging is not

damaged.

Leave machines, equipment and packaging material in the condition in

which they were found when the damage was discovered. This will ensure

any claims against the transport company.

Report all other complaints to Dürkopp Adler immediately after receiving

the product.

About these instructions

9 Service Instructions 911-211-10 - 00.0 - 11/2020

Safety

Service Instructions 911-211-10 - 00.0 - 11/2020 10

2 Safety

This chapter contains basic information for your safety. Read the instruc-

tions carefully before setting up or operating the machine. Failure to do so

can result in serious injury and property damage.

2.1 Basic safety instructions

The machine may only be used as described in these instructions.

These instructions must be available at the machine's location at all times.

Work on live components and equipment is prohibited. Exceptions are

defined in the DIN VDE 0105.

For the following work, switch off the machine at the main switch or

disconnect the power plug:

• Replacing the needle or other sewing tools

• Leaving the workstation

• Performing maintenance work and repairs

• Threading

Missing or faulty parts could impair safety and damage the machine.

Only use original parts from the manufacturer.

Transport Use a lifting carriage or stacker to transport the machine. Raise the machine

max. 20 mm and secure it to prevent it from slipping off.

Setup The connecting cable must have a power plug approved in the relevant

country. The power plug may only be assembled to the power cable by

qualified specialists.

Obligations

of the operator

Follow the country-specific safety and accident prevention regulations and

the legal regulations concerning industrial safety and the protection of

the environment.

All the warnings and safety signs on the machine must always be in

legible condition. Do not remove!

Missing or damaged warnings and safety signs must be replaced

immediately.

Requirements

to be met by

the personnel

Only qualified specialists may be used for:

• Setting up the machine/putting the machine into operation

• Performing maintenance work and repairs

• Performing work on electrical equipment

Only authorized persons may work on the machine and must first have

understood these instructions.

Safety

11 Service Instructions 911-211-10 - 00.0 - 11/2020

Operation Check the machine during operating for any externally visible damage.

Stop working if you notice any changes to the machine. Report any chang-

es to your supervisor. Do not use a damaged machine any further.

Safety

equipment

Safety equipment should not be disassembled or deactivated. If it is

essential to disassemble or deactivate safety equipment for a repair

operation, it must be assembled and put back into operation immediately

afterward.

2.2 Signal words and symbols used in warnings

Warnings in the text are distinguished by color bars. The color scheme

is based on the severity of the danger. Signal words indicate the severity

of the danger.

Signal words Signal words and the hazard they describe:

Symbols The following symbols indicate the type of danger to personnel:

Signal word Meaning

DANGER (with hazard symbol)

If ignored, fatal or serious injury will result

WARNING (with hazard symbol)

If ignored, fatal or serious injury can result

CAUTION (with hazard symbol)

If ignored, moderate or minor injury can result

CAUTION (with hazard symbol)

If ignored, environmental damage can result

NOTICE (without hazard symbol)

If ignored, property damage can result

Symbol Type of danger

General

Electric shock

Safety

Service Instructions 911-211-10 - 00.0 - 11/2020 12

Examples Examples of the layout of warnings in the text:

 This is what a warning looks like for a hazard that will result in serious

injury or even death if ignored.

 This is what a warning looks like for a hazard that could result in seri-

ous or even fatal injury if ignored.

 This is what a warning looks like for a hazard that could result in

moderate or minor injury if the warning is ignored.

Puncture

Crushing

Environmental damage

Symbol Type of danger

DANGER

Type and source of danger!

Consequences of non-compliance.

Measures for avoiding the danger.

WARNING

Type and source of danger!

Consequences of non-compliance.

Measures for avoiding the danger.

CAUTION

Type and source of danger!

Consequences of non-compliance.

Measures for avoiding the danger.

Safety

13 Service Instructions 911-211-10 - 00.0 - 11/2020

 This is what a warning looks like for a hazard that could result in

environmental damage if ignored.

 This is what a warning looks like for a hazard that could result in

property damage if ignored.

CAUTION

Type and source of danger!

Consequences of non-compliance.

Measures for avoiding the danger.

NOTICE

Type and source of danger!

Consequences of non-compliance.

Measures for avoiding the danger.

Working basis

Service Instructions 911-211-10 - 00.0 - 11/2020 14

3 Working basis

3.1 Order of the adjustments

The settings for the machine are interdependent.

Always comply with the order of individual adjustment steps as specified.

It is absolutely essential that you follow all notices regarding prerequisites

and subsequent adjustments that are marked with in the margin.

3.2 Laying the cables

To lay the cables:

1. Lay any excess cables neatly in proper cable snakes.

2. Bind together the cable loops with cable ties.

Tie loops wherever possible to fixed parts.

Important

The cables must be secured firmly!

3. Cut off any overlapping cable ties.

NOTICE

Property damage may occur!

Machine damage from incorrect order.

It is essential to follow the working order specified in these

instructions.

NOTICE

Machine damage and malfunctions can be caused by laying

the cables incorrectly!

Excess cables can impair the functioning of moving machine parts.

This impairs the sewing function and can result in damage.

Lay excess cables as described.

Working basis

15 Service Instructions 911-211-10 - 00.0 - 11/2020

3.3 Removing and opening covers

In many types of setting work, you will have to remove the machine covers

in order to access the components.

This chapter describes how to remove and then assemble the individual

covers again. The text for each type of adjustment work then specifies only

the cover that needs to be removed at that particular time.

3.3.1 Swiveling up the machine head

Fig. 1: Swiveling up the machine head

Important

The transport carriage (2) must be at the rear.

To swivel up the machine head:

1. Release the locking lever (4) under the tabletop.

WARNING

Risk of injury from moving parts!

Crushing possible.

Switch off the machine before removing or

re-assembling covers.

(1) - Head cover

(2) - Transport carriage

(3) - Latch

(4) - Locking lever

①

③

④

②

Working basis

Service Instructions 911-211-10 - 00.0 - 11/2020 16

2. Lift the machine head in the head cover area (1) and swivel up carefully.

 The latch (2) latches into place.

The space under the stand is now accessible.

3.3.2 Swiveling down the machine head

Fig. 2: Swiveling down the machine head

To swivel down the machine head:

1. Hold the machine head in the head cover area (1).

2. Release the latch (2).

3. Swivel down the machine head carefully.

4. Latch the locking lever (3) under the tabletop.

NOTICE

Property damage may occur!

Risk of machine damage from falling machine head.

When swiveling down the machine head, hold the machine head in

place until it has returned to its position.

(1) - Head cover

(2) - Latch

(3) - Locking lever

①

②

③

Working basis

17 Service Instructions 911-211-10 - 00.0 - 11/2020

3.3.3 Disassembling and assembling the motor cover

Fig. 3: Disassembling and assembling the motor cover

Disassembling the motor cover

To disassemble the motor cover:

1. Loosen both screws (1).

2. Disassemble the motor cover (2).

Assembling the motor cover

To assemble the motor cover:

1. Assemble the motor cover (2).

2. Tighten both screws (1).

3.3.4 Disassembling and assembling the arm cover

Fig. 4: Disassembling and assembling the arm cover

(1) - Screws (2) - Motor cover

①

②

(1) - Motor cover

(2) - Screws

(3) - Countersunk screw

(4) - Arm cover

(5) - Hand crank

②

④①

③

⑤

Working basis

Service Instructions 911-211-10 - 00.0 - 11/2020 18

Disassembling the arm cover

To disassemble the arm cover:

1. Unscrew the motor cover (1).

2. Loosen screws (2) and countersunk screw (3).

3. Disassemble the arm cover (4).

Assembling the arm cover

To assemble the arm cover:

1. Assemble the arm cover (4).

2. Tighten the countersunk screw (3).

3. Tighten the screws (2).

4. Press down the hand crank (5) and check for ease of movement;

adjust the arm cover position if necessary.

 The hand crank (5) must disengage.

5. Assemble the motor cover (1).

3.3.5 Disassembling and assembling the head cover

Fig. 5: Disassembling and assembling the head cover

Disassembling the head cover

To disassemble the head cover:

1. Loosen the screws (1).

2. Disassemble the head cover (2).

Assembling the head cover

To assemble the head cover:

1. Assemble the head cover (2).

2. Tighten the screws (1).

(1) - Screws (2) - Head cover

①

②

Working basis

19 Service Instructions 911-211-10 - 00.0 - 11/2020

3.3.6 Disassembling and assembling the rear cover

Fig. 6: Disassembling and assembling the rear cover

Disassembling the rear cover

To disassemble the rear cover:

1. Loosen the screws (1).

2. Disassemble the rear cover (2) by moving it back.

Assembling the rear cover

To assemble the rear cover:

1. Assemble the rear cover (2).

2. Tighten the screws (1).

3.3.7 Disassembling and assembling the toothed belt cover

Fig. 7: Disassembling and assembling the toothed belt cover

(1) - Screws (2) - Rear cover

①

②

(1) - Screws (2) - Toothed belt cover

①

②

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Duerkopp Adler 911-211-10 User manual

Duerkopp Adler 911-211-10 User manual

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